Blower performance for gas heat includes maximum number of heat tubes available for each tonnage.
Blower performance for gas heat includes maximum number of heat tubes available for each tonnage.

035-17311-003-A-0704

TABLE 27: 12-1/2 TON STANDARD MOTOR SIDE SHOT BLOWER PERFORMANCE* †

 

 

 

 

 

 

 

 

 

TURNS OPEN**

 

 

 

 

 

 

 

 

ESP

 

0

 

 

1

 

 

2

 

 

 

 

3

 

 

4

 

 

5

 

 

CFM

W††

BHP

CFM

W††

BHP

CFM

W††

 

BHP

CFM

 

W††

BHP

CFM

W††

BHP

CFM

W††

BHP

0.4

-

-

-

-

-

-

5201

3162

 

3.39

4966

 

2796

3.00

4681

2405

2.58

4355

2054

2.20

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.6

-

-

-

5220

3395

3.64

4942

2980

 

3.20

4657

 

2608

2.80

4358

2230

2.39

4007

1890

2.03

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.8

-

-

-

4944

3194

3.43

4661

2806

 

3.01

4378

 

2572

2.76

4016

2057

2.21

-

-

-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1.0

5003

3490

3.74

4647

2988

3.20

4380

2636

 

2.83

4030

 

2257

2.42

-

-

-

-

-

-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1.2

4724

3290

3.53

4363

2875

3.08

4012

2505

 

2.69

-

 

-

-

-

-

-

-

-

-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1.4

4428

3040

3.26

-

-

-

-

-

 

-

-

 

-

-

-

-

-

-

-

-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

*.

†.Blower performance includes two-inch throwaway filters.

‡.ESP (External Static Pressure) given is that available for the supply and return air duct system. All internal resistances have been deducted from the total static pressure of the blower.

**. “Turns Open” refers to the setting of the variable pitch motor sheave, where “0 Turns Open” is fully closed.

††.W = Watts

TABLE 28: 12-1/2 TON OPTIONAL MOTOR SIDE SHOT BLOWER PERFORMANCE* †

 

 

 

 

 

 

 

 

 

TURNS OPEN**

 

 

 

 

 

 

 

 

ESP

 

0

 

 

1

 

 

2

 

 

3

 

 

4

 

 

5

 

 

CFM

W††

BHP

CFM

W††

BHP

CFM

W††

BHP

CFM

W††

BHP

CFM

W††

BHP

CFM

W††

BHP

0.4

-

-

-

6447

5315

5.70

6207

4760

5.1046

5966

4205

4.51

5717

3716

3.98

5470

3307

3.55

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.6

-

-

-

6110

4917

5.27

5965

4464

4.79

5740

4023

4.31

5430

3501

3.75

5126

3054

3.28

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.8

-

-

-

5772

4519

4.85

5741

4274

4.58

5503

3821

4.10

5162

3294

3.53

4849

2870

3.08

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1.0

6235

5521

5.92

5628

4407

4.73

5474

4048

4.34

5244

3611

3.87

4882

3101

3.33

4530

2667

2.86

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1.2

5881

5137

5.51

5384

4205

4.51

5248

3854

4.13

4941

3387

3.63

4589

2906

3.12

4225

2502

2.68

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1.4

5695

4950

5.31

5123

3996

4.29

5014

3670

3.94

4651

3178

3.41

4284

2716

2.91

3858

2280

2.45

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1.6

5471

4728

5.07

4919

3828

4.11

4732

3460

3.71

4365

2983

3.20

3951

2516

2.70

3491

2058

2.21

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1.8

5242

4514

4.84

4656

3611

3.87

4438

3240

3.47

3998

2740

2.94

3618

2316

2.48

-

-

-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2.0

4954

4231

4.54

4339

3380

3.62

3905

2861

3.07

3631

2497

2.68

-

-

-

-

-

-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2.2

4585

3934

4.22

4022

3149

3.38

-

-

-

-

-

-

-

-

-

-

-

-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2.4

4217

3637

3.90

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2.6

3848

3340

3.58

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

*.

†.Blower performance includes two-inch throwaway filters.

‡.ESP (External Static Pressure) given is that available for the supply and return air duct system. All internal resistances have been deducted from the total static pressure of the blower.

**. “Turns Open” refers to the setting of the variable pitch motor sheave, where “0 Turns Open” is fully closed.

††.W = Watts

NOTES FOR TABLE 17 THROUGH TABLE 28:

 

Blower performance includes dry coil and two-inch

• ESP (External Static Pressure) given is that available for

 

filters.

the supply and return air duct system. All internal resis-

Blower performance for gas heat includes the maximum

tances have been deducted from the total static pressure

 

number of heat tubes available for each tonnage.

of the blower.

30

Unitary Products Group

Page 30
Image 30
York DM090 installation manual 12-1/2 TON Standard Motor Side Shot Blower PERFORMANCE* †